Yanmar BY Series Service Manual page 57

ENGINE
Pistons and Cylinders .................................................................... 5-36
Flywheel and Flywheel Housing..................................................... 5-42
Camshaft and Timing Gear Train ................................................... 5-46
Cylinder Block and Crankshaft ....................................................... 5-60
Intake Manifold............................................................................... 5-70
Exhaust Manifold............................................................................ 5-72
Attaching Engine to Repair Stand .................................................. 5-73
5-2
Removal and Disassembly of Piston and Connecting Rod ...... 5-36
Inspection of Pistons and Piston Rings .................................... 5-37
Assembling Piston and Connecting Rod .................................. 5-38
Installation of Piston and Connecting Rod ............................... 5-39
Remove and Install Flywheel Housing .................................... 5-42
Remove and Install Drive Coupling .......................................... 5-42
Removal of Flywheel ................................................................ 5-44
Replacement of Rear Crankshaft Seal..................................... 5-44
Installation of Flywheel ............................................................. 5-45
Components ............................................................................. 5-46
Checking and Adjusting Camshaft Timing ............................... 5-48
Removing and Installing Vibration Damper - 4BY .................... 5-50
Removing and Installing Vibration Damper - 6BY .................... 5-51
Removing Timing Case Cover ................................................. 5-52
Removing and Installing Timing Chain..................................... 5-52
Installing Timing Case Cover ................................................... 5-53
Removing and Installing Timing Chain Tensioner.................... 5-54
Removal of Camshafts ............................................................. 5-54
Installation of Camshafts .......................................................... 5-57
Components ............................................................................. 5-60
Removal of Crankshaft............................................................. 5-62
Measuring Oil Clearance.......................................................... 5-63
Inspection of Crankshaft........................................................... 5-64
Inspection of Cylinder Block ..................................................... 5-66
Crankshaft Installation.............................................................. 5-66
Replacing Front Crankshaft Seal ............................................. 5-68
Removal ................................................................................... 5-70
Installation ................................................................................ 5-71
Remove .................................................................................... 5-72
Install ........................................................................................ 5-72
BY Service Manual